1,128 software data jobs at 416 companies in New Carrollton, MD

1mo
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Data & Software Engineer
McLean, Virginia, United States
OnsiteFull Time
Bespoke Technologies
Bespoke Technologies: Provides technical engineering and data solutions for national security.
5+ YOERequires active Poly clearance, 5+ years building production Python-based data pipelines, Spark/PySpark expertise, containerization and AWS deployment, SQL/NoSQL tuning, orchestration, data lineage/catalog, Bash, and AI/ML integration.
Python, Java, Apache Spark, PySpark, Pandas, NumPy, Docker, Podman, AWS S3, AWS Lambda, AWS Step Functions, Apache Iceberg, Airflow, MySQL, PostgreSQL, Trino, SQL, DynamoDB, Unity Catalog OSS, Apache Polaris, Apache Superset, Terraform, CloudFormation, OpenLineage, H3, PostGIS, Git, Bash
2mo
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Data & Software Engineer
Chantilly, Virginia, United States
OnsiteFull Time
Avalore
Avalore: Provides data analytics and engineering for national security.
5+ YOE5+ years building production data pipelines with Python and Spark/PySpark; advanced Python (Pandas, NumPy); Docker/Podman; AWS S3, Lambda, Step functions; Airflow, Apache Iceberg; SQL/Trino, NoSQL/DynamoDB; Terraform/CloudFormation; data lineage and geospatial tools.
Apache Spark, PySpark, Python, Pandas, NumPy, Docker, Podman, AWS S3, Lambda, Step functions, Apache Iceberg, Airflow, SQL, Trino, NoSQL, DynamoDB, Unity Catalog OSS, Apache Polaris, Apache Superset, Terraform, CloudFormation, OpenLineage, H3, PostGIS, MySQL, PostgreSQL, Git, Bash, Java, AI/ML
3mo
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Software/Data Engineer
Laurel or Fort Meade
$176k-$282k/yr OnsiteFull Time
Peraton
Peraton: Provides advanced technology and mission support for government agencies.
19+ YOEBachelor's in engineering/CS/math with extensive software engineering experience; cloud, Linux, Python; TS/SCI with poly.
OpenStack, Linux, Python, PowerShell, AWS, Azure, Cloud infrastructure, Network automation tools
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Data/Software Engineer
McLean, Virginia, United States
OnsiteFull Time
NS2 Mission
NS2 Mission: Delivers secure data management and analytics for national security.
5+ YOE5+ years building production data pipelines; advanced Python (Pandas, NumPy), Spark/PySpark, AWS, SQL/NoSQL, containerization, orchestration, IaC, Git, Bash, and knowledge of data governance and security; TS/SCI clearance required.
Python, Pandas, NumPy, Apache Spark, PySpark, Docker, Podman, AWS S3, AWS Lambda, AWS Step Functions, Trino, MySQL, PostgreSQL, DynamoDB, Apache Airflow, Apache Iceberg, Terraform, CloudFormation, Git, Bash, Unity Catalog OSS, Apache Polaris, OpenLineage, Apache Superset, H3, PostGIS
2mo
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Software/Data Engineer_SWD6_TTO0400
Laurel, Maryland, United States
OnsiteFull Time
LifeCycle Corporation
LifeCycle Corporation: Strategic technology and branding solutions for federal and private sectors.
14+ YOETS/SCI with polygraph required; extensive software engineering experience with strong Linux and Python background; cloud infrastructure, automation, and DevOps familiarity; experience with OpenStack, PowerShell, and AWS preferred.
OpenStack, Linux, Python, PowerShell, AWS
3mo
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Software/Data Engineer
Laurel, Maryland, United States
$176k-$282k/yr OnsiteFull Time
Peraton
Peraton: National security and mission-critical government technology services provider.
19+ YOEBachelor's degree in Engineering, Computer Science, Mathematics, or related field with extensive software engineering experience; cloud, Linux, Python; active TS/SCI with poly; ability to work at a customer site.
OpenStack, Linux, Python, PowerShell, Cloud Security
1mo
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Senior Data Software Engineer - Remote
Minneapolis or Washington or United States
$92k-$164k/yr RemoteFull Time
UnitedHealth Group
UnitedHealth GroupNYSE: UNH: Provides health insurance and technology-enabled health care services.
6+ YOE6+ years software development experience; strong Scala and Python; experience with distributed data technologies (Spark, Databricks, Hadoop, Snowflake); SQL proficiency; undergraduate degree or equivalent; BLS/CPR not applicable.
Scala, Python, JSON, Web Services, SQL, Spark, Databricks, Hadoop, Snowflake, Agile/SCRUM, Kafka, NoSQL, Docker, Kubernetes, Azure
1w
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Software Data Engineer Mid-Level
Fort Meade, Maryland, United States
$120k-$150k/yr OnsiteFull Time
Integrity Technology Consultants
Integrity Technology Consultants: Provides engineering and management consulting solutions to US national security.
2+ YOETS/SCI with full-scope polygraph; ~2 years software engineering experience with a Bachelor's (alternatives for Masters/PhD or HS/GED routes); experience with prompt engineering, RAG, LLM design/deployment, and data structure analysis.
Prompt Engineering, retrieval-augmented generation (RAG), large language models (LLMs)
2w
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Software Data Engineer 2
Fort Meade, Maryland, United States
OnsiteFull Time
Themis Insight
Themis Insight: Provides technical consulting and data analytics for national security.
2+ YOETS/SCI with Polygraph required; 2 years software engineering experience with a Bachelor's (alternatives described); experience with prompt engineering and retrieval-augmented generation (RAG); familiarity with AI/ML frameworks and LLM deployment.
retrieval-augmented generation (RAG), large language models (LLMs)
2mo
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SOFTWARE DEVELOPER/DATA SCIENTIST (INTERDISCIPLINARY) - DIRECT HIRE AUTHORITY
Dahlgren, Virginia, United States
$101k-$159k/yr OnsiteFull Time, Contract
Joint Warfare Analysis Center
Joint Warfare Analysis Center: Provides engineering and scientific analysis for US national security.
3+ YOEInterdisciplinary software engineering and data science role with security clearance; experience in development, security, and data analytics.
Python, R, Java, C#, Visual Studio, AWS, Kubernetes, GitLab, DevSecOps, ArcGIS Pro, LLMs
3mo
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Software Development & Data Scientist Clearance Sponsorship
McLean or Chantilly
$170k-$229k/yr OnsiteFull Time
General Dynamics Information TechnologyNYSE: GD: Provides mission-critical IT services to government and defense organizations.
8+ YOE8+ years of experience in software development or data science; TS/SCI clearance with polygraph sponsorship; US citizenship; Bachelor's in Computer Science or Engineering; strong Java, Python, AWS, and database skills.
Java, Python, Amazon Web Services (AWS), SQL, MySQL, PostgreSQL, Agile, AI/ML
2mo
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Software/Data Engineer 6 (EAI - 120)
Laurel, Maryland, United States
OnsiteFull Time
SageCor Solutions
SageCor Solutions: Provides engineering services for the intelligence community.
14+ YOETS/SCI with poly; extensive experience in software engineering; cloud, Linux, Python; strong IT management/operations knowledge; certifications a plus.
OpenStack, Linux, Python, PowerShell, Cloud security, AWS, Azure
2mo
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AI/ML Data Architecture Software Engineer
Manassas, Virginia, United States
OnsiteFull Time
SEACORP
SEACORP: Provides engineering and technology services for naval defense systems.
3+ YOEBachelor's degree in CS/IS/CE; 3 years of relevant experience; strong data warehouse, database, and software development skills; ability to obtain DoD Secret Clearance.
Git, Linux, C++, Java, Python, PostgreSQL, MongoDB, Kafka, Spark, Kubernetes, VS Code
1mo
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Lead Software Engineer, Data Protection
McLean or Plano or Richmond or New York City
$179k-$246k/yr OnsiteFull Time
Capital One
Capital OneNYSE: COF: Provides credit card, banking, and auto loan services.
4+ YOEBachelor's degree, 4+ years of software engineering, 1+ year of cloud computing, and experience with programming, AWS, data protection, schema validation, infrastructure as code, and production systems.
Go, Python, TypeScript, SQL, CUE, JSON Schema, PostgreSQL, Aurora, NoSQL, Docker, ECS Fargate, AWS, Lambda, Step Functions, EventBridge, CDK, Terraform, CloudFormation, GitHub Copilot, Claude Code
1w
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SME Software Developer - Data Parsing
McLean, Virginia, United States
OnsiteFull Time
Data Intelligence
Data Intelligence: Provides engineering and cybersecurity solutions for federal government clients.
15+ YOE15+ years software development; deep data parsing/ETL and Agile experience; proficiency in multiple languages; strong communication and mentoring skills; must maintain required security clearance.
Python, C, C++, Rust, Java, JavaScript, TypeScript, Git
2w
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Staff Software Engineer – Data Team #4555
Menlo Park or Sunnyvale or Washington or North Carolina or United Kingdom
$169k-$224k/yr HybridFull Time
GRAIL
GRAILNasdaq: GRAL: Develops blood tests for early-stage multi-cancer detection.
7+ YOE7+ years building production-grade, data-intensive software systems; proficiency in Go or Python; BS in CS/Engineering/Bioinformatics or equivalent experience; experience with data modeling, validation, and regulated clinical data preferred.
Go, Python, SQL, Next-generation sequencing (NGS)
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Data Science Software Engineer
Annapolis Junction, Maryland, United States
$50k-$290k/yr OnsiteFull Time
The Swift Group: Providing engineering and cybersecurity services for national security missions.
20+ YOE20 years SWE experience, US citizenship and active security clearance, bachelor\u0002s in CS or related (or 4 additional years SWE), expertise in Java/Scala/Python, ML model development and monitoring, Linux development, and agency compliance.
Java, Scala, Python, Lucene, JEXL, SQL, JSON, Random Forest, Ghostmachine (Map/Reduce), GM Learn, Jupyter Notebooks, IntelliJ, Eclipse, Git, Gitlab, Stash, Bitbucket, Jira, Confluence, Scikit-learn, AWS, Spark, LLM
1mo
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Software Engineer/ Data Analyst (AI/ML)
Annapolis Junction, Maryland, United States
OnsiteFull Time
Tiber Technologies: Providing specialized engineering and security services for federal missions.
U.S. citizen with active clearance and polygraph; bachelor\u0002s in computer science/engineering; production software development in Python or JavaScript; AI/ML platform experience; cloud/distributed deployment, Docker, Kubernetes, Git, CI/CD, Jira/Confluence.
AI/ML, Python, JavaScript, Docker, Kubernetes, Git, CI/CD, Jira, Confluence, Claude Code, Codex
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Software Engineer, Data Infrastructure
New York City or Washington or San Francisco or Seattle
$186k-$233k/yr OnsiteFull Time
Scale AI
Scale AI: Provides data and infrastructure for training artificial intelligence models.
5+ YOE5+ years backend or data infrastructure experience; expertise in systems languages and distributed systems; experience building high-throughput, low-latency data pipelines; eligible for security clearance preferred.
Rust, Go, C++, Python, Java, Spark, LLM, RAG
2mo
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Software Engineer (L3) Data Substrate
United States or Colorado or Hawaii or Illinois or Maryland or Massachusetts or Minnesota or New Jersey or New York or Vermont or District of Columbia or Washington or California or San Francisco or Oakland or San Jose or Washington
$139k-$204k/yr RemoteFull Time
Twilio
TwilioNYSE: TWLO: Cloud communications platform for building customer engagement applications.
5+ YOEBachelor's or Master's in CS/Engineering, 5+ years software development, proficiency in Python/Java/Scala, experience with big data tools (Kafka, Spark, Hive, Hudi, Presto, Airflow) and AWS services, strong problem-solving and communication skills.
Kafka, Spark, Hive, Hudi, Presto, Airflow, AWS Lakeformation, Glue, Athena, Python, Java, Scala